Homebuilt Challenger II registrations

2 Homebuilt Challenger II aircraft on the FAA register (FAA model CHALLENGER II), newest first.

N-numberYearAircraftBased
N604JB1991Homebuilt Challenger IIClinton, IA
N4860M—Homebuilt Challenger IIByron, IL

Source: FAA Aircraft Registry, October 2026. Each N-number links to its aircraft page with registration record, history and accident data.